Finding the Fourth Proportional to 1,976.32, 2,727.53 and 1,137.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.32 : 2,727.53 = 1,137.06 : x
2. Step 2: Convert to fraction form
   1,976.32/2,727.53 = 1,137.06/x
3. Step 3: Cross multiply
   1,976.32x = 2,727.53 × 1,137.06
4. Step 4: Simplify right side
   1,976.32x = 3,101,345.94
5. Step 5: Solve for x
   x = 3,101,345.94/1,976.32
6. Step 6: Final answer
   x = 1,569.25